“After all, science is essentially international, and it is only through lack of the historical sense that national qualities have been attributed to it
“Trials teach us what we are; they dig up the soil, and let us see what we are made of; they just turn up some of the ill weeds on to the surface
“Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful
“The community stagnates without the impulse of the individual. The impulse dies away without the sympathy of the community.
“The power of doing anything with quickness is always prized much by the possessor, and often without any attention to the imperfection of the performance.
“The man who acquires the ability to take full possession of his own mind may take possession of anything else to which he is justly entitled
“It is a greater work to educate a child, in the true and larger sense of the word, than to rule a state
“We gain nothing by being with such as ourselves. We encourage one another in mediocrity. I am always longing to be with men more excellent than myself
“To be content with life, or to live merrily, rather, all that is required is that we bestow on all things only a fleeting, superficial glance; the more thoughtful we become the more earnest we grow
“Science has done more for the development of western civilization in one hundred years than Christianity did in eighteen hundred years.
“The greatest works are done by the ones. The hundreds do not often do much, the companies never; it is the units, the single individuals, that are the power and the might.
“How to gain, how to keep, how to recover happiness is in fact for most men at all times the secret motive of all they do, and of all they are willing to endure.
“We work in the dark - we do what we can - we give what we have. Our doubt is our passion and our passion is our task. The rest is the madness of art.